摘要
分析了一起因厂用电源故障,继电保护越级动作,造成机组跳闸的事故经过,提出了单台600MWe机组在厂用电源系统设计、继电保护设置等方面存在的问题,并有针对性地制定了防范措施,在系统内同类型单台机组上具有较好的借鉴意义。
A unit trip incident process,which was occurred due to relay protection overstep action caused by house supply fault,was analyzed.The problems existed in house supply system design and configuration of relay protection of single 600MWe unit were pointed out,and the relevant preventive measures were formulated targetedly,providing better reference for similar single unit in same power system.
出处
《电力技术》
2010年第3期53-54,共2页
Electric Power Standarization & Construction Cost Control Information
关键词
继电保护
厂用电源
分析
处理
relay protection
house supply
analysis
treatment
